Invitation Letter

Please make your VISA appointment as soon as possible if you intend to attend 41st TSOP 2025, as some countries require time to process visa applications. For details that apply specifically to your country, please visit Visa Information section on this website.

If you need a personal letter of invitation to attend the 41st TSOP Meeting, please download and fill in the Invitation Letter here and submit it to ugrg.ft@ugm.ac.id. Please provide your complete email address so that the signed letter of invitation can then be mailed to you.

Please ensure the first and last name you input matches exactly how it appears on your passport.